diff options
Diffstat (limited to 'materialsystem/stdshaders/Cable.psh')
| -rw-r--r-- | materialsystem/stdshaders/Cable.psh | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/materialsystem/stdshaders/Cable.psh b/materialsystem/stdshaders/Cable.psh new file mode 100644 index 0000000..6ba9263 --- /dev/null +++ b/materialsystem/stdshaders/Cable.psh @@ -0,0 +1,27 @@ +ps.1.1 + +;------------------------------------------------------------------------------ +; See the vertex shader for info +; +; This shader takes: +; t0 = normal map +; t1 = base texture +; v0 = directional light color +; t2 = directional light direction (biased into 0-1) +; c0 = percent of dirlight to add as ambient +; +; Output: +; (t0 dot t1) * v0 +;------------------------------------------------------------------------------ + +tex t0 ; Get the 3-vector from the normal map +tex t1 ; Interpret tcoord t1 as color data. +texcoord t2 + +dp3 r1, t0_bx2, t2_bx2 ; r1 = normalMap dot dirLightDir +add r0, r1, c0 ; + 0.5 + +mul r1, v0, r0 ; scale the dot product by the dirlight's actual color +mul r0.rgb, r1, t1 + ; scale by the texture color + +mul r0.a, t1.a, v0.a |